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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,888 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceBernB+F Haustechnik GmbH
B+F Haustechnik GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of B+F Haustechnik GmbH encompasses the planning, installation, maintenance, and repair of sanitary and heating systems, including the creation of building plans, consulting, service, and maintenance. The activities include, among others: Sanitary work: bathroom renovations, new and reconstruction work, maintenance work, installation of water heaters, heat pumps, and sanitary appliances; Heating work: installation, maintenance, and repair of heating systems, including heat pumps, solar thermal systems, PV-electricity, pellet, wood chip, and oil; Planning and consulting: building planning, consulting in difficult situations, expert opinions, and reporting on technical issues; Service and maintenance: maintenance and service management, functional and visual inspections of sanitary and heating systems, sampling, and creation of technical expert opinions.

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Offering

Products & services

Industry:Building Maintenance
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4.1/5

B+F Haustechnik GmbH

Plumbing & Building Services
✓ Offered4
Sanitary work
Sanitary installations for modernisations, refurbishments, new builds and conversions, as well as maintenance work; bathroom refurbishments, kitchen refurbishments, pipe cleaning, water heaters, water treatment and gas installations.
Heating construction and heating installations
Heating construction for residential, commercial and industrial spaces; heat pumps, solar thermal, PV electricity, pellet, wood chip, firewood, gas and oil systems, as well as district and local heating solutions.
Planning and consulting for building services
Construction planning for sanitary and heating projects, site management, consulting in difficult situations, expert reports, smart building services solutions, as well as building submissions and application for subsidies.
Service and maintenance
Remediation of water damage, flushing work and pipe cleaning, boiler service, descaling, water treatment, maintenance on subscription, as well as functional and visual checks.
Trust & reputation

ranQ Trust Score of B+F Haustechnik GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

B+F Haustechnik GmbH scores 81.1 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.81.424%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.65.210%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.100.08%
B+F Haustechnik GmbH scores 65.0 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.58.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
B+F Haustechnik GmbH scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
B+F Haustechnik GmbH scores 17.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

B+F Haustechnik GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.9 out of 5 stars from 12 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.9
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.912
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Freiburgstrasse 43
3008 Bern
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-446.753.224
Founded
2022 · 4 years
Last commercial register change
August 14, 2026
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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